package com.xizi.collection;

import java.util.concurrent.ConcurrentHashMap;

/**
 * @author xizizzz
 * @description: TODO
 * @date 2021-6-29下午 10:35
 */
public class currenthashMap {
    public static void main(String[] args) {
        ConcurrentHashMap<Integer, Integer> map = new ConcurrentHashMap<>();
        map.put(1, 1);
    }
}
